b8de35658f
* Put something on screen * Use the 32bit watch_date_time repr to pass from JS * Implement periodic callbacks * Clear display on enabling * Hook up watch_set_led_color() to SVG (green-only) * Make debug output full-width * Remove default Emscripten canvas * Implement sleep and button clicks * Fix time zone conversion bug in beats-time app * Clean up warnings * Fix pin levels * Set time zone to browser value (if available) * Add basic backup data saving * Silence format specifier warnings in both targets * Remove unnecessary, copied files * Use RTC pointer to clear callbacks (if available) * Use preprocessor define to avoid hardcoding MOVEMENT_NUM_FACES * Change each face to const preprocessor definition * Remove Intl.DateTimeFormat usage * Update shell.html title, header * Add touch start/end event handlers on SVG buttons * Update shell.html * Update folder structure (shared, simulator, hardware under watch-library) * Tease out shared components from watch_slcd * Clean up simulator watch_slcd.c inline JS calls * Fix missing newlines at end of file * Add simulator warnings (except format, unused-paremter) * Implement remaining watch_rtc functions * Fix button bug on mouse down then drag out * Implement remaining watch_slcd functions * Link keyboard events to buttons (for keys A, L, M) * Rewrite event handling (mouse, touch, keyboard) in C * Set explicit text UTF-8 charset in shell.html * Address PR comments * Remove unused directories from include paths
132 lines
3.9 KiB
C
132 lines
3.9 KiB
C
/**
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* \file
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*
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* \brief Common SPI related functionality declaration.
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*
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* Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.
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*
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* \asf_license_start
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*
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* \page License
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*
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* Subject to your compliance with these terms, you may use Microchip
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* software and any derivatives exclusively with Microchip products.
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* It is your responsibility to comply with third party license terms applicable
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* to your use of third party software (including open source software) that
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* may accompany Microchip software.
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*
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* THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". NO WARRANTIES,
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* WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE,
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* INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY,
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* AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL MICROCHIP BE
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* LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL
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* LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND WHATSOEVER RELATED TO THE
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* SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS BEEN ADVISED OF THE
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* POSSIBILITY OR THE DAMAGES ARE FORESEEABLE. TO THE FULLEST EXTENT
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* ALLOWED BY LAW, MICROCHIP'S TOTAL LIABILITY ON ALL CLAIMS IN ANY WAY
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* RELATED TO THIS SOFTWARE WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY,
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* THAT YOU HAVE PAID DIRECTLY TO MICROCHIP FOR THIS SOFTWARE.
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*
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* \asf_license_stop
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*
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*/
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#ifndef _HPL_SPI_ASYNC_H_INCLUDED
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#define _HPL_SPI_ASYNC_H_INCLUDED
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#include <hpl_spi.h>
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#include <hpl_irq.h>
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/**
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* \addtogroup hpl_spi HPL SPI
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*
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*@{
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Callbacks the SPI driver must offer in async mode
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*/
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//@{
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/** The callback types */
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enum _spi_async_dev_cb_type {
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/** Callback type for transmit, see \ref _spi_async_dev_cb_xfer_t. */
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SPI_DEV_CB_TX,
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/** Callback type for receive, see \ref _spi_async_dev_cb_xfer_t. */
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SPI_DEV_CB_RX,
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/** Callback type for \ref _spi_async_dev_cb_complete_t. */
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SPI_DEV_CB_COMPLETE,
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/** Callback type for error */
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SPI_DEV_CB_ERROR,
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/** Number of callbacks. */
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SPI_DEV_CB_N
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};
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struct _spi_async_dev;
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/** \brief The prototype for callback on SPI transfer error.
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* If status code is zero, it indicates the normal completion, that is,
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* SS deactivation.
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* If status code belows zero, it indicates complete.
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*/
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typedef void (*_spi_async_dev_cb_error_t)(struct _spi_async_dev *dev, int32_t status);
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/** \brief The prototype for callback on SPI transmit/receive event
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* For TX, the callback is invoked when transmit is done or ready to start
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* transmit.
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* For RX, the callback is invoked when receive is done or ready to read data,
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* see \ref _spi_async_dev_read_one_t on data reading.
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* Without DMA enabled, the callback is invoked on each character event.
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* With DMA enabled, the callback is invoked on DMA buffer done.
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*/
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typedef void (*_spi_async_dev_cb_xfer_t)(struct _spi_async_dev *dev);
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/**
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* \brief The callbacks offered by SPI driver
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*/
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struct _spi_async_dev_callbacks {
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/** TX callback, see \ref _spi_async_dev_cb_xfer_t. */
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_spi_async_dev_cb_xfer_t tx;
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/** RX callback, see \ref _spi_async_dev_cb_xfer_t. */
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_spi_async_dev_cb_xfer_t rx;
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/** Complete or complete callback, see \ref _spi_async_dev_cb_complete_t. */
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_spi_async_dev_cb_xfer_t complete;
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/** Error callback, see \ref */
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_spi_async_dev_cb_error_t err;
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};
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//@}
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/**
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* \brief SPI async driver
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*/
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//@{
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/** SPI driver to support async HAL */
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struct _spi_async_dev {
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/** Pointer to the hardware base or private data for special device. */
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void *prvt;
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/** Data size, number of bytes for each character */
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uint8_t char_size;
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/** Dummy byte used in master mode when reading the slave */
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uint16_t dummy_byte;
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/** \brief Pointer to callback functions, ignored for polling mode
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* Pointer to the callback functions so that initialize the driver to
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* handle interrupts.
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*/
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struct _spi_async_dev_callbacks callbacks;
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/** IRQ instance for SPI device. */
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struct _irq_descriptor irq;
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};
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//@}
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#ifdef __cplusplus
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}
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#endif
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/**@}*/
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#endif /* ifndef _HPL_SPI_ASYNC_H_INCLUDED */
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